I believe it is 1.) SAS (angle side angle) 2.) SSA (side side angle), but can not be proven as a postulate, so not enough information, 3.) SAS (side angle side) 4.) SSS (side side side)
A composition is operation between function that consist in replacing the independent variable of the first function, in this case, for . Common notations for composition between functions are and . If we know that and , then .